2021
DOI: 10.1155/2021/6640184
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Pharmacokinetics of 10-Hydroxy Mesaconitine in Rat Plasma by Ultra-Performance Liquid Chromatography-Tandem Quadrupole Mass Spectrometry

Abstract: Mesaconitine is the predominant active ingredient in Aconitum carmichaelii Debx. The compound 10-hydroxy mesaconitine is one known metabolite of mesaconitine and is toxic. In order to better understand its pharmacokinetics, UPLC-MS/MS was used in this paper to measure the concentration of 10-hydroxy mesaconitine in the plasma of rats after oral (5 mg/kg) and intravenous (0.1 mg/kg) administration of 10-hydroxy mesaconitine. The concentrations of 10-hydroxy mesaconitine in rat plasma measured in the standard cu… Show more

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Cited by 3 publications
(4 citation statements)
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“…LC-MS/MS is characterized by a high detection sensitivity, and the samples can display a good response signal in LC-MS/MS, even at low concentrations [ 18 – 20 ]. The specified precursor ion and product ion transition pair can be monitored, resulting in high specificity [ 21 , 22 ].…”
Section: Discussionmentioning
confidence: 99%
“…LC-MS/MS is characterized by a high detection sensitivity, and the samples can display a good response signal in LC-MS/MS, even at low concentrations [ 18 – 20 ]. The specified precursor ion and product ion transition pair can be monitored, resulting in high specificity [ 21 , 22 ].…”
Section: Discussionmentioning
confidence: 99%
“…The residue was reconstituted in 50 μ L acetonitrile-water (5 : 95 v/v), vortex-mixed, and centrifuged again under the above-mentioned conditions [ 38 ]. 2 μ L of this solution was injected into the UPLC-MS/MS for analysis [ 39 ].…”
Section: Methodsmentioning
confidence: 99%
“…200 μL of the combined working solution was added to 50 μL plasma and 20 μL IS (1 μg•mL −1 ) to obtain the calibration standards at 62, e residue was reconstituted in 50 μL acetonitrile-water (5 : 95 v/v), vortex-mixed, and centrifuged again under the above-mentioned conditions [38]. 2 μL of this solution was injected into the UPLC-MS/MS for analysis [39].…”
Section: Preparation Of Stock and Standard Solutionsmentioning
confidence: 99%
“…There were several LC-MS or LC-MS/MS methods developed for determination of curdione in rat or rabbit plasma [19][20][21][22][23][24], however, no UPLC-MS/MS method developed for determination of curdione in mice and its pharmacokinetics. Chromatographic detection methods have long analysis time, poor selectivity for complex matrices, low sensitivity, and cannot achieve effective detection of the drugs; UPLC-MS/MS due to its fast analysis speed, it has the advantages of high sensitivity and strong specificity [25][26][27][28][29][30]. In this study, the protein precipitation method was used to extract curdione in blood samples, and an UPLC-MS/MS method was established for the determination of curdione in mouse blood with high sensitivity and high specificity, and this method was successfully applied to the in vivo pharmacokinetics of curdione after gavage and intravenous injection in mice.…”
Section: Introductionmentioning
confidence: 99%